ASoC: wm9705: Cleanup printk usage

Use dev_err() instead of printk(KERN_ERR. This is common practice and makes
it easy to find out which device generated the message. While we are at it
also align the error messages with the other AC'97 drivers.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/wm9705.c

@@ -300,6 +300,8 @@ static int wm9705_reset(struct snd_soc_codec *codec)
 			return 0; /* Success */
 	}
 
+	dev_err(codec->dev, "Failed to reset: AC97 link error\n");
+
 	return -EIO;
 }
 
@@ -317,10 +319,8 @@ static int wm9705_soc_resume(struct snd_soc_codec *codec)
 	u16 *cache = codec->reg_cache;
 
 	ret = wm9705_reset(codec);
-	if (ret < 0) {
-		printk(KERN_ERR "could not reset AC97 codec\n");
+	if (ret < 0)
 		return ret;
-	}
 
 	for (i = 2; i < ARRAY_SIZE(wm9705_reg) << 1; i += 2) {
 		soc_ac97_ops->write(codec->ac97, i, cache[i>>1]);
@@ -339,7 +339,7 @@ static int wm9705_soc_probe(struct snd_soc_codec *codec)
 
 	ret = snd_soc_new_ac97_codec(codec, soc_ac97_ops, 0);
 	if (ret < 0) {
-		printk(KERN_ERR "wm9705: failed to register AC97 codec\n");
+		dev_err(codec->dev, "Failed to register AC97 codec\n");
 		return ret;
 	}